Automatic Phase Selector |
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Introduction:Industries require three phases power to run their machinery. Some of them require continuous \ uninterrupted power to maintain their data. We introduce auto phase selector unit for those equipment whose supply is single phase. The single phase supply is selected automatically from three phases supply. |
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The objective of the APS is to ensure that there is continued commercial power supplied to the site at all times so as to ensure that the Base Transceiver Station (BTS) runs on commercial power until all available phases are either out of electrical tolerance or completely off. This is a micro controller based unit and is used with three phase electrical supply. Whenever the supply of one or two phases of a three phase electrical line goes off, the APS system automatically distributes the electrical supply from the active phase to the failed phases. This ensures continuous power supply through all the three phases even if one phase is active. |
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The user can operate this system in Auto and Manual Mode. In auto mode the phase is automatically selected by the controller so there will be continuous uninterrupted supply to the unit. |
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In manual mode the user will select which phase he wants. |
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A Microcontroller based system will continuously monitor the incoming phase and accordingly display the details on an alphanumeric LCD also it will display the output phase. |
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Technical Specification |
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Block Diagram: |
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Text Books: |
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